Use this Avantco 17813885 drain pan heater as a direct replacement for the original part that came with your unit. It is a vital part of your unit's drain system, working with the other components to help your unit remove condensation. A broken drain pan can prevent your unit from maintaining specifications and cause strain on other components, so be sure to replace it promptly. It is compatible with the Avantco SS-3F-HC reach-in freezer (sold separately).